Attachment Link Attachment Number D-3 Attachment Type Pin Material Steel Chain Overall Width 0.717 in Chain Number 40 Roller Diameter 19/64 in Finish Black Oxide Pitch 1/2 in Link Type Attachment Centerline to Attachment End 0.392 in Centerline to Hole Center 0.325 in Extended Pin Diameter 0.156 in Lubrication Self Lube Maximum Operating Temperature 302 Degrees F Minimum Operating Temperature 14 Degrees F Number of Tab Holes 1 Pin Contruction Riveted Pin Plate Height 0.472 in